Pustinella hyalina is a species of sea snail, a marine gastropod mollusc in the family Marginellidae, the margin snails.
Etymology The specific name "hyalina" roots from the word "hyaline", which means "made of glass; transparent". the specific name is likely referring to the shell's glassy texture.
Description The shell size varies between 4.5mm and 8mm. This sea snail was discovered during the German South Polar Expedition.
Distribution This species is found in the cold waters along the South Shetlands, Weddell Sea and South America. It is found in the demersal range of 229–673 m of depth and the holotype is found in the polar coordinates of 63°S - 76°S, 180°E - 8°E.
References
Cossignani T. (2006). Marginellidae & Cystiscidae of the World. L'Informatore Piceno. 408pp Engl, W. (2012). Shells of Antarctica. Hackenheim: Conchbooks. 402 pp.
External links Thiele, J. (1912). Die antarktischen Schnecken und Muscheln. Deutsche Südpolar-Expedition 1901-1903. Wissenschaftliche Ergebnisse. 13, Zoologie. 5(2): 185-285, pls 11-19
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